- Made of Zinc Alloy,very solid and durable
- The two spikes can be disassembled
- The two spikes can be used as window breaker when emergency
- Excellent workmanship, not cheap scrap
- Great four finger knuckle
- Finger Hole Size: 29x23 mm, big hand can wear it
- Thickness: 12mm
- Size: 112mm x 53mm x 12mm
- Giveaway a storage pouch
- Weight: 206g